itkVectorLinearInterpolateNearestNeighborExtrapolateImageFunction.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkVectorLinearInterpolateNearestNeighborExtrapolateImageFunction_h
#define itkVectorLinearInterpolateNearestNeighborExtrapolateImageFunction_h
 
#include "itkVectorInterpolateImageFunction.h"
 
namespace itk
{
template <typename TInputImage, typename TCoordRep = float>
class ITK_TEMPLATE_EXPORT VectorLinearInterpolateNearestNeighborExtrapolateImageFunction
  : public VectorInterpolateImageFunction<TInputImage, TCoordRep>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(VectorLinearInterpolateNearestNeighborExtrapolateImageFunction);
 
  using Self = VectorLinearInterpolateNearestNeighborExtrapolateImageFunction;
  using Superclass = VectorInterpolateImageFunction<TInputImage, TCoordRep>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
 
  itkTypeMacro(VectorLinearInterpolateNearestNeighborExtrapolateImageFunction, VectorInterpolateImageFunction);
 
  using InputImageType = typename Superclass::InputImageType;
  using PixelType = typename Superclass::PixelType;
  using ValueType = typename Superclass::ValueType;
  using RealType = typename Superclass::RealType;
 
  using PointType = typename Superclass::PointType;
 
  // static constexpr unsigned int Dimension = //                    Superclass::Dimension;
 
  static constexpr unsigned int ImageDimension = Superclass::ImageDimension;
 
  using IndexType = typename Superclass::IndexType;
  using IndexValueType = typename Superclass::IndexValueType;
 
  using ContinuousIndexType = typename Superclass::ContinuousIndexType;
 
  using OutputType = typename Superclass::OutputType;
 
  bool
  IsInsideBuffer(const IndexType &) const override
  {
    return true;
  }
 
  bool
  IsInsideBuffer(const PointType &) const override
  {
    return true;
  }
 
  bool
  IsInsideBuffer(const ContinuousIndexType &) const override
  {
    return true;
  }
 
  OutputType
  EvaluateAtContinuousIndex(const ContinuousIndexType & index) const override;
 
  OutputType
  EvaluateAtIndex(const IndexType & index) const override;
 
protected:
  VectorLinearInterpolateNearestNeighborExtrapolateImageFunction() = default;
  ~VectorLinearInterpolateNearestNeighborExtrapolateImageFunction() override = default;
 
  void
  PrintSelf(std::ostream & os, Indent indent) const override;
 
private:
  static const unsigned int m_Neighbors;
};
} // end namespace itk
 
#ifndef ITK_MANUAL_INSTANTIATION
#  include "itkVectorLinearInterpolateNearestNeighborExtrapolateImageFunction.hxx"
#endif
 
#endif